7921 Onyx Court, Rancho Cucamonga, California 91730, Rancho Cucamonga, 91730 - 4 bed, 3 bath

7921 Onyx Court
Rancho Cucamonga, California 91730
Property Price
SUMMARY
Analysis of 7921 Onyx Court, Rancho Cucamonga, California 91730 reveals a Prime Investment Opportunity with a current list price of $839,900—significantly undercutting the $871,045 Fair Market Value by 3%. This valuation gap indicates a +$31,145 Instant Equity potential for buyers. The property maintains a Excellent Condition Rating (95/100), indicating excellent structural integrity and modern finishes throughout. This turnkey property requires minimal updates and is ready for immediate occupancy. Located in a high-demand neighborhood within the Rancho Cucamonga Unified School District, this asset is categorized as a low-risk, high-reward acquisition suitable for both Buy-and-Hold Investors and Owner-Occupants willing to undertake light renovation work.
Estimated Market Value
Comparable Sales Map
Comparables within 1 miles sold in recently
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 7921 Onyx Court Subject | $839,900* List Price | 4 | 3 | 1,946 | $448 | - |
A 7795 Malachite Avenue Sold | $806,500 | 4 | 2 | 1,708 | $472 | 0.2 mi |
B 8926 Yew Street Sold | $770,000 | 4 | 3 | 1,707 | $451 | 0.7 mi |
C 10113 Dorset Street Sold | $805,000 | 4 | 2 | 1,576 | $511 | 0.9 mi |
D 7565 Amethyst Sold | $785,500 | 4 | 2 | 1,441 | $545 | 0.5 mi |
E 8966 Yew Street Sold | $821,000 | 4 | 3 | 1,630 | $504 | 0.7 mi |
F 8976 Yew Street Sold | $810,000 | 4 | 3 | 1,630 | $497 | 0.6 mi |
* Subject property listed price vs sold prices of comps.
Condition Analysis
OVERALL CONDITION SCORE
Property is new construction or fully renovated.
This 1976 home has undergone a comprehensive, high-end renovation within the last year, meeting the criteria for excellent condition. The interior features a completely remodeled kitchen with Taj Mahal quartz countertops and slim oak shaker cabinetry, brand-new stainless steel appliances, fully updated modern bathrooms, and new waterproof luxury vinyl flooring throughout. With fresh interior/exterior paint, new fixtures, and paid-off solar, the property is in turn-key condition with no deferred maintenance.
PROSSTRENGTHS & OPPORTUNITIES
- Comprehensive Modern Renovation
This turn-key home features high-end finishes including Taj Mahal quartz countertops, slim oak shaker cabinetry, and waterproof luxury vinyl flooring, offering a completely modernized aesthetic.
- Energy Efficiency & Savings
The property includes a fully paid-off solar panel system, providing the new owner with immediate energy efficiency and significant long-term savings on utility costs.
- Versatile Living & ADU Potential
The garage has been converted into a functional flex space with a laundry room, offering potential for a guest suite or ADU conversion, complemented by convenient RV parking.
CONSRISKS & DEFICIENCIES
- MLS Listing Discrepancy
Living area discrepancy between mls listing and other public or private record. mls listing living area = 1946, other record living area = 1490. Bedroom count discrepancy between mls listing and other public or private record. mls listing bedroom count = 4, other record bedroom count = 3.
- Loss of Traditional Garage
The conversion of the garage into living space eliminates enclosed vehicle parking and traditional garage storage, which may be a deterrent for some buyers.
- 1970s Infrastructure
While the interior is fully updated, the 1976 build date suggests that underlying systems like plumbing and electrical may be older compared to newer constructions in the area.
About 7921 Onyx Court
Fully Remodeled Turn-Key Home with RV Parking & Paid-Off Solar in a Highly Desirable Rancho Cucamonga Neighborhood! Welcome to this beautifully renovated 4 Bedroom, 2.5 Bath home offering style, flexibility, and modern upgrades throughout — plus the added benefit of fully paid-off solar for energy efficiency and long-term savings. All four spacious bedrooms and two full bathrooms are located upstairs, creating a functional and private layout, while a convenient half bath is situated downstairs for guests. The home has recently undergone a full renovation and is truly move-in ready. Upgrades include new waterproof luxury vinyl flooring and tile throughout, fully remodeled bathrooms, and a stunning, completely renovated kitchen featuring slim oak shaker cabinetry, Taj Mahal quartz countertops, and brand-new appliances. Additional improvements include new interior doors, updated moldings and baseboards, and fresh interior and exterior paint, creating a clean, modern feel from top to bottom. The garage has been thoughtfully converted into additional living space, adding valuable square footage. This versatile flex area includes a small laundry room and can be used as a second living room, bedroom, playroom, home office, or guest quarters. With its layout and functionality, it also offers potential for an easy ADU conversion, providing an opportunity for a future second unit (buyer to verify). Outside, enjoy RV parking and a well-situated lot with great outdoor space and a private newly landscaped back yard. Conveniently located near shopping centers, restaurants, parks, and everyday amenities, this home offers both comfort and convenience. Don’t miss your opportunity to own this beautifully updated, energy-efficient home in one of Rancho Cucamonga’s most sought-after areas. Schedule your private showing today!
Property Details
Public Facts
- Property Type
- Single Family Residence
- Year Built
- 1976
- Lot Size
- 7,373 Sq. Ft.
Interior
- Total Bedrooms
- 4
- Total Bathrooms
- 3 (3 Full, 0 Half)
Exterior & Parking
No exterior & parking available.
Utilities & Misc
- HOA Fee
- $0 / Month
Neighborhood Insights
Sensitive Facilities
No sensitive facilities data found.
Neighborhood Comparison
| Feature | Subject | Average Home | Neighborhood Ranking (50 Listings) |
|---|---|---|---|
| Beds | 4.0 | 3.0 | 61% |
| Baths | 3.0 | 2.0 | 66% |
| Square foot | 1,946 | 1,504 | 85% |
| Lot Size | 7,373 | 7,205 | 59% |
| Price | $839.9K | $730.0K | 89% |
| Price per sq ft | $432 | $489 | 30% |
| Built year | 1976 | 1978 | 32% |
| HOA | $0 | $0 | 50% |
| Days on market | 16 | 173 | 1% |
Pricing History
Listed for Sale
Feb 19, 2026
$839,900
Initial Listing








































